[billybek]

Originally Posted by kach22i

The shinny part on the leading edge of the wing is so the two wings stall at the same time.

I think it's mentioned at the later part of episode one.

Whistling Death
https://tubitv.com/tv-shows/200139601

EDIT:

Start watching at 25:30
https://tubitv.com/tv-shows/200139601/s01-e01-part-one



Just one of the approximately 1,000 revisions made during the life of the aircraft.

https://www.smithsonianmag.com/air-space-magazine/spoiler-alert-1-180977803/

That was an awesome video. Thanks for posting it. About to watch part two...